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Peer reviewedBoulton-Luis, Gillian M.; And Others – Mathematics Education Research Journal, 1996
Describes a study that investigates the subtraction skills of primary students (N=65) in two schools. Students solve tasks and explain procedures and their teachers are interviewed to determine their objectives and strategies. Contains 41 references. (DDR)
Descriptors: Basic Skills, Calculators, Educational Strategies, Elementary Education
Peer reviewedParker, Janet; Widmer, Connie Carroll – Arithmetic Teacher, 1992
Describes the method to solve problems called T-E-M-T-T: trial, error, and modified trial through technology. The method integrates students' skills of estimation, mental computation, and appropriate choice of calculator use. Includes 2 activities for each of grades K-4 and 5-8 that illustrate the method. (MDH)
Descriptors: Calculators, Computation, Computer Assisted Instruction, Elementary Education
